In this paper, based on the work mechanism of the flow pump, gas ingestion and failure of helical seal are fully explained. Moreover, a new type of combined helical seal is put forward.

本文从泵的角度对螺旋密封“气吞”及“密封失效”现象作出了合理、全面的解释，并提出一种新型组合螺旋密封。

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In this paper, based on the work mechanism of the flow pump, gas ingestion and failure of helical seal are fully explained. Moreover, a new type of combined helical seal is put forward.

本文从泵的角度对螺旋密封“气吞”及“密封失效”现象作出了合理、全面的解释，并提出一种新型组合螺旋密封。

youdao